Elemental Intrinsic Function (Generic): Produces the cosine of x.
result = COS (x)
|
x |
(Input) Must be of type real or complex. It must be in radians and is treated as modulo 2*pi. If x is of type complex, its real part is regarded as a value in radians. |
The result type is the same as x.
|
Specific Name |
Argument Type |
Result Type |
|---|---|---|
|
COS |
REAL(4) |
REAL(4) |
|
DCOS |
REAL(8) |
REAL(8) |
|
QCOS |
REAL(16) |
REAL(16) |
|
CCOS 1 |
COMPLEX(4) |
COMPLEX(4) |
|
CDCOS2 |
COMPLEX(8) |
COMPLEX(8) |
|
CQCOS |
COMPLEX(16) |
COMPLEX(16) |
|
1The setting of compiler options specifying real size can affect CCOS. 2This function can also be specified as ZCOS. |
||
COS (2.0) has the value -0.4161468.
COS (0.567745) has the value 0.8431157.
Optimizing Applications: Types of Vectorized Loops